package Java.Lock.Count;

import java.util.concurrent.BrokenBarrierException;
import java.util.concurrent.CyclicBarrier;

//juc辅助类
//集齐七颗龙珠可以召唤神龙
public class CyclicBarrierDemo {
    //创建固定值
    private static final int number = 7;

    public static void main(String[] args) {

        //创建  CyclicBarrier
        CyclicBarrier cyclicBarrier = new CyclicBarrier(number, () -> {
            //循环栅栏
            System.out.println("*******集齐七颗龙珠可以召唤神龙");
        });

        //集齐七颗龙珠的过程
        for (int i = 1; i <= 7; i++) {
            new Thread(() -> {


                try {
                    System.out.println(Thread.currentThread().getName() + " 星龙被收集到了");

                    //等待
                    cyclicBarrier.await();
                } catch (InterruptedException e) {
                    e.printStackTrace();
                } catch (BrokenBarrierException e) {
                    e.printStackTrace();
                }
            }, String.valueOf(i)).start();
        }
    }
}
